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Finding the Fourth Proportional to 603.23, 903.41 and 526.19

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Solution

The fourth proportional to 603.23, 903.41 and 526.19 is: 788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.23 : 903.41 = 526.19 : x
  2. Step 2: Convert to fraction form
    603.23/903.41 = 526.19/x
  3. Step 3: Cross multiply
    603.23x = 903.41 × 526.19
  4. Step 4: Simplify right side
    603.23x = 475,362.68
  5. Step 5: Solve for x
    x = 475,362.68/603.23
  6. Step 6: Final answer
    x = 788.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.